dotSCAD/docs/lib3x-tri_delaunay_shapes.md

tri_delaunay_shapes

A method of tri_delaunay. Returns triangle shapes from a delaunay object.

Since: 3.0

Parameters

• d : A delaunay object.

Examples

use <triangle/tri_delaunay.scad>;
use <triangle/tri_delaunay_indices.scad>;
use <triangle/tri_delaunay_shapes.scad>;
use <triangle/tri_delaunay_voronoi.scad>;
use <hull_polyline2d.scad>;

points = [for(i = [0:20]) rands(-100, 100, 2)]; 

delaunay = tri_delaunay(points, ret = "DELAUNAY");

tris = [for(ti = tri_delaunay_indices(delaunay)) [for(i = ti) points[i]]];
linear_extrude(1)
for(t = tris) {
	polygon(t);
}	

color("black")
linear_extrude(2)
for(t = tri_delaunay_shapes(delaunay)) {
	offset(-1)
		polygon(t);
}	

color("red")
linear_extrude(3)
for(t = tri_delaunay_voronoi(delaunay)) {
	hull_polyline2d(concat(t, [t[0]]), 2);
}